In all the world, Masrin (Masrin 
) is a rare epicene forename. The forename Masrin is habitual in Indonesia, where it is a rare largely masculine, but uncommonly feminine name, Malaysia, where it is a very rare largely boy's, but uncommonly girly name, and India, where it is a very rare predominantly feminine, but scarcely male name. More prevalently, Masrin is the last name as well as the forename.